1*4882a593SmuzhiyunFrom f52c65f0eea9d6a6f8ecfc31778807f60a1ef950 Mon Sep 17 00:00:00 2001
2*4882a593SmuzhiyunFrom: Jeffy Chen <jeffy.chen@rock-chips.com>
3*4882a593SmuzhiyunDate: Tue, 18 Jan 2022 12:20:10 +0800
4*4882a593SmuzhiyunSubject: [PATCH 29/41] kmssink: Avoid double-closing shared gem handle
5*4882a593Smuzhiyun
6*4882a593SmuzhiyunThe gem handle could be shared between multiple planes.
7*4882a593Smuzhiyun
8*4882a593SmuzhiyunSigned-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
9*4882a593Smuzhiyun---
10*4882a593Smuzhiyun sys/kms/gstkmsallocator.c | 6 ++++++
11*4882a593Smuzhiyun 1 file changed, 6 insertions(+)
12*4882a593Smuzhiyun
13*4882a593Smuzhiyundiff --git a/sys/kms/gstkmsallocator.c b/sys/kms/gstkmsallocator.c
14*4882a593Smuzhiyunindex ad56a17..359646a 100644
15*4882a593Smuzhiyun--- a/sys/kms/gstkmsallocator.c
16*4882a593Smuzhiyun+++ b/sys/kms/gstkmsallocator.c
17*4882a593Smuzhiyun@@ -538,6 +538,7 @@ gst_kms_allocator_dmabuf_import (GstAllocator * allocator, gint * prime_fds,
18*4882a593Smuzhiyun   GstKMSMemory *kmsmem;
19*4882a593Smuzhiyun   GstMemory *mem;
20*4882a593Smuzhiyun   gint i, ret;
21*4882a593Smuzhiyun+  guint32 handle = 0;
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun   g_return_val_if_fail (n_planes <= GST_VIDEO_MAX_PLANES, FALSE);
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun@@ -564,6 +565,11 @@ gst_kms_allocator_dmabuf_import (GstAllocator * allocator, gint * prime_fds,
26*4882a593Smuzhiyun     struct drm_gem_close arg = { kmsmem->gem_handle[i], };
27*4882a593Smuzhiyun     gint err;
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun+    if (handle == arg.handle)
30*4882a593Smuzhiyun+      break;
31*4882a593Smuzhiyun+
32*4882a593Smuzhiyun+    handle = arg.handle;
33*4882a593Smuzhiyun+
34*4882a593Smuzhiyun     err = drmIoctl (alloc->priv->fd, DRM_IOCTL_GEM_CLOSE, &arg);
35*4882a593Smuzhiyun     if (err)
36*4882a593Smuzhiyun       GST_WARNING_OBJECT (allocator,
37*4882a593Smuzhiyun--
38*4882a593Smuzhiyun2.20.1
39*4882a593Smuzhiyun
40